Print a hint when the user has a setup where CONFIG_REGULATOR is really needed to make the driver work.
Signed-off-by: Wolfram Sang w.sang@pengutronix.de Cc: Dong Aisheng b29396@freescale.com Cc: Zeng Zhaoming b32542@freescale.com Cc: Mark Brown broonie@opensource.wolfsonmicro.com --- sound/soc/codecs/sgtl5000.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/sound/soc/codecs/sgtl5000.c b/sound/soc/codecs/sgtl5000.c index 17af336..76258f2 100644 --- a/sound/soc/codecs/sgtl5000.c +++ b/sound/soc/codecs/sgtl5000.c @@ -907,6 +907,7 @@ static int ldo_regulator_register(struct snd_soc_codec *codec, struct regulator_init_data *init_data, int voltage) { + dev_err(codec->dev, "this setup needs regulator support in the kernel\n"); return -EINVAL; }